/**
* Clear transients.
*
* @since 3.0.0
*/
public function clear_cache()
{
$id = isset($_POST['id']) ? is_array($_POST['id']) ? array_map('intval', $_POST['id']) : intval($_POST['id']) : '';
if (!empty($id)) {
simcal_delete_feed_transients($id);
}
}
/**
* Validate and save the meta box fields.
*
* @since 3.0.0
*
* @param int $post_id
* @param \WP_Post $post
*
* @return void
*/
public static function save($post_id, $post)
{
/* ====================== *
* Calendar type and view *
* ====================== */
// Unlink existing terms for feed type and calendar type.
wp_delete_object_term_relationships($post_id, array('calendar_feed', 'calendar_type'));
// Set the feed type as term.
$feed_type = isset($_POST['_feed_type']) ? sanitize_title(stripslashes($_POST['_feed_type'])) : apply_filters('simcal_default_feed_type', 'google');
wp_set_object_terms($post_id, $feed_type, 'calendar_feed');
// Set the calendar type as a term.
$calendar_type = isset($_POST['_calendar_type']) ? sanitize_title(stripslashes($_POST['_calendar_type'])) : apply_filters('simcal_default_calendar_type', 'default-calendar');
wp_set_object_terms($post_id, $calendar_type, 'calendar_type');
// Set the calendar type view as post meta.
$calendar_view = isset($_POST['_calendar_view']) ? $_POST['_calendar_view'] : '';
if ($calendar_view && is_array($calendar_view)) {
$views = array_map('sanitize_title', $calendar_view);
update_post_meta($post_id, '_calendar_view', $views);
}
/* ===================== *
* Events settings panel *
* ===================== */
// Calendar opening.
$calendar_begins = isset($_POST['_calendar_begins']) ? sanitize_key($_POST['_calendar_begins']) : 'this_month';
update_post_meta($post_id, '_calendar_begins', $calendar_begins);
$calendar_begins_nth = isset($_POST['_calendar_begins_nth']) ? absint($_POST['_calendar_begins_nth']) : 2;
update_post_meta($post_id, '_calendar_begins_nth', $calendar_begins_nth);
$calendar_begins_custom_date = isset($_POST['_calendar_begins_custom_date']) ? sanitize_title($_POST['_calendar_begins_custom_date']) : '';
update_post_meta($post_id, '_calendar_begins_custom_date', $calendar_begins_custom_date);
// Feed earliest events date.
$earliest_events = isset($_POST['_feed_earliest_event_date']) ? sanitize_key($_POST['_feed_earliest_event_date']) : '';
update_post_meta($post_id, '_feed_earliest_event_date', $earliest_events);
$earliest_events_range = isset($_POST['_feed_earliest_event_date_range']) ? max(absint($_POST['_feed_earliest_event_date_range']), 1) : 1;
update_post_meta($post_id, '_feed_earliest_event_date_range', $earliest_events_range);
// Feed latest events date.
$latest_events = isset($_POST['_feed_latest_event_date']) ? sanitize_key($_POST['_feed_latest_event_date']) : '';
update_post_meta($post_id, '_feed_latest_event_date', $latest_events);
$latest_events_range = isset($_POST['_feed_latest_event_date_range']) ? max(absint($_POST['_feed_latest_event_date_range']), 1) : 1;
update_post_meta($post_id, '_feed_latest_event_date_range', $latest_events_range);
/* ======================= *
* Calendar settings panel *
* ======================= */
// Static calendar.
$static = isset($_POST['_calendar_is_static']) ? 'yes' : 'no';
update_post_meta($post_id, '_calendar_is_static', $static);
// No events message.
$message = isset($_POST['_no_events_message']) ? wp_kses_post($_POST['_no_events_message']) : '';
update_post_meta($post_id, '_no_events_message', $message);
/* ======================= *
* Advanced settings panel *
* ======================= */
// Timezone.
$feed_timezone_setting = isset($_POST['_feed_timezone_setting']) ? sanitize_key($_POST['_feed_timezone_setting']) : 'use_calendar';
update_post_meta($post_id, '_feed_timezone_setting', $feed_timezone_setting);
$default_timezone = simcal_get_wp_timezone();
$feed_timezone = $default_timezone ? $default_timezone : 'UTC';
$feed_timezone = isset($_POST['_feed_timezone']) ? sanitize_text_field($_POST['_feed_timezone']) : $feed_timezone;
update_post_meta($post_id, '_feed_timezone', $feed_timezone);
// Date format.
$date_format_setting = isset($_POST['_calendar_date_format_setting']) ? sanitize_key($_POST['_calendar_date_format_setting']) : 'use_site';
update_post_meta($post_id, '_calendar_date_format_setting', $date_format_setting);
$date_format = isset($_POST['_calendar_date_format']) ? sanitize_text_field(trim($_POST['_calendar_date_format'])) : get_option('date_format');
update_post_meta($post_id, '_calendar_date_format', $date_format);
$date_format_php = isset($_POST['_calendar_date_format_php']) ? sanitize_text_field(trim($_POST['_calendar_date_format_php'])) : get_option('date_format');
update_post_meta($post_id, '_calendar_date_format_php', $date_format_php);
// Time format.
$time_format_setting = isset($_POST['_calendar_time_format_setting']) ? sanitize_key($_POST['_calendar_time_format_setting']) : 'use_site';
update_post_meta($post_id, '_calendar_time_format_setting', $time_format_setting);
$time_format = isset($_POST['_calendar_time_format']) ? sanitize_text_field(trim($_POST['_calendar_time_format'])) : get_option('time_format');
update_post_meta($post_id, '_calendar_time_format', $time_format);
$time_format_php = isset($_POST['_calendar_time_format_php']) ? sanitize_text_field(trim($_POST['_calendar_time_format_php'])) : get_option('time_format');
update_post_meta($post_id, '_calendar_time_format_php', $time_format_php);
// Date-time separator.
$datetime_separator = isset($_POST['_calendar_datetime_separator']) ? sanitize_text_field($_POST['_calendar_datetime_separator']) : ' ';
update_post_meta($post_id, '_calendar_datetime_separator', $datetime_separator);
// Week start.
$week_start_setting = isset($_POST['_calendar_week_starts_on_setting']) ? sanitize_key($_POST['_calendar_week_starts_on_setting']) : 'use_site';
update_post_meta($post_id, '_calendar_week_starts_on_setting', $week_start_setting);
$week_start = isset($_POST['_calendar_week_starts_on']) ? intval($_POST['_calendar_week_starts_on']) : get_option('start_of_week');
update_post_meta($post_id, '_calendar_week_starts_on', $week_start);
// Cache interval.
$cache = 7200;
if (isset($_POST['_feed_cache_user_amount']) && isset($_POST['_feed_cache_user_unit'])) {
$amount = is_numeric($_POST['_feed_cache_user_amount']) ? absint($_POST['_feed_cache_user_amount']) : 1;
$unit = is_numeric($_POST['_feed_cache_user_unit']) ? absint($_POST['_feed_cache_user_unit']) : 3600;
update_post_meta($post_id, '_feed_cache_user_amount', $amount);
update_post_meta($post_id, '_feed_cache_user_unit', $unit);
$cache = $amount * $unit;
}
update_post_meta($post_id, '_feed_cache', $cache);
/* ============= *
* Miscellaneous *
* ============= */
// Update version.
update_post_meta($post_id, '_calendar_version', SIMPLE_CALENDAR_VERSION);
// Action hook.
do_action('simcal_process_settings_meta', $post_id);
// Clear cache.
simcal_delete_feed_transients($post_id);
}
/**
* Upon posts deletion.
*
* Delete transients and notices when a calendar is deleted.
*
* @since 3.0.0
*
* @param $post_id
*/
public function upon_deletion($post_id)
{
$post_type = get_post_type($post_id);
if ('calendar' == $post_type) {
$notices = get_option('simple-calendar_admin_notices', array());
if (!empty($notices) && isset($notices['calendar_' . strval($post_id)])) {
unset($notices['calendar_' . strval($post_id)]);
update_option('simple-calendar_admin_notices', $notices);
}
simcal_delete_feed_transients($post_id);
}
}
/**
* Update to current version.
*
* Runs all the update scripts through version steps.
*
* @since 3.0.0
*/
public function run_updates()
{
do_action('simcal_before_update', $this->installed_ver);
if (!is_null($this->installed_ver)) {
if (version_compare($this->installed_ver, $this->new_ver) === -1) {
$post_type = version_compare($this->installed_ver, '3.0.0') === -1 ? 'gce_feed' : 'calendar';
$this->posts = $this->get_posts($post_type);
foreach ($this->update_path as $update_to) {
if (version_compare($this->installed_ver, $update_to, '<')) {
$this->update($update_to);
}
}
}
simcal_delete_feed_transients();
} else {
new Post_Types();
flush_rewrite_rules();
}
do_action('simcal_updated', $this->new_ver);
// Redirect to a welcome page if new install or major update.
if (is_null($this->installed_ver)) {
set_transient('_simple-calendar_activation_redirect', 'fresh', 60);
} else {
$major_new = substr($this->new_ver, 0, strrpos($this->new_ver, '.'));
$major_old = substr($this->installed_ver, 0, strrpos($this->installed_ver, '.'));
if (version_compare($major_new, $major_old, '>')) {
set_transient('_simple-calendar_activation_redirect', 'update', 60);
} elseif ($major_old == $major_new) {
$version = explode('.', $this->new_ver);
end($version);
if (0 === intval(current($version))) {
set_transient('_simple-calendar_activation_redirect', 'update', 60);
}
}
}
$this->admin_redirects();
update_option('simple-calendar_version', $this->new_ver);
}
/**
* Get events from multiple calendars.
*
* @since 3.0.0
*
* @return array
*/
public function get_events()
{
$ids = $this->calendars_ids;
$events = get_transient('_simple-calendar_feed_id_' . strval($this->post_id) . '_' . $this->type);
if (empty($events) && !empty($ids) && is_array($ids)) {
$events = array();
foreach ($ids as $cal_id) {
$calendar = simcal_get_calendar(intval($cal_id));
simcal_delete_feed_transients($cal_id);
if ($calendar instanceof Calendar) {
// Sometimes the calendars might have events at the same time from different calendars
// When merging the arrays together some of the events will be lost because the keys are the same and one will overwrite the other
// This snippet checks if the key already exists in the master events array and if it does it subtracts 1 from it to make the key unique and then unsets the original key.
foreach ($calendar->events as $k => $v) {
$calendar->events[$this->update_array_timestamp($events, $k)] = $v;
}
$events = is_array($calendar->events) ? $events + $calendar->events : $events;
}
}
if (!empty($events)) {
// Trim events to set the earliest one as specified in feed settings.
$earliest_event = intval($this->time_min);
if ($earliest_event > 0) {
$events = $this->array_filter_key($events, array($this, 'filter_events_before'));
}
// Trim events to set the latest one as specified in feed settings.
$latest_event = intval($this->time_max);
if ($latest_event > 0) {
$events = $this->array_filter_key($events, array($this, 'filter_events_after'));
}
set_transient('_simple-calendar_feed_id_' . strval($this->post_id) . '_' . $this->type, $events, absint($this->cache));
}
}
// Sort events by start time before returning
uasort($events, array($this, 'sort_by_start_time'));
return $events;
}
/**
* Bulk actions.
*
* @since 3.0.0
*/
public function bulk_actions()
{
// Clear an individual feed cache.
// @todo Convert the clear cache request to ajax.
if (isset($_REQUEST['clear_cache'])) {
$id = intval($_REQUEST['clear_cache']);
if ($id > 0) {
simcal_delete_feed_transients($id);
}
wp_redirect(remove_query_arg('clear_cache'));
}
// Duplicate a feed post type.
if (isset($_REQUEST['duplicate_feed'])) {
$id = intval($_REQUEST['duplicate_feed']);
if ($id > 0) {
$this->duplicate_feed($id);
}
wp_redirect(remove_query_arg('duplicate_feed'));
}
$bulk_actions = new Bulk_Actions('calendar');
$bulk_actions->register_bulk_action(array('menu_text' => __('Clear cache', 'google-calendar-events'), 'action_name' => 'clear_calendars_cache', 'callback' => function ($post_ids) {
simcal_delete_feed_transients($post_ids);
}, 'admin_notice' => __('Cache cleared.', 'google-calendar-events')));
$bulk_actions->init();
}
